Category: H
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Hamstring muscles
A group of muscles at the back of the thigh, which flex the knee and extend the gluteus maximus. Any of three powerful muscles at the back of the thigh. The hamstrings are a collection of muscles situated at the rear of the thigh. The upper extremities of these muscles are attached to the pelvis…
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Hamstring
One of a group of tendons behind the knee, which link the thigh muscles to the bones in the lower leg. Any of the tendons at the back of the knee. They attach the hamstring muscles (the biceps femoris, semitendinosus, and semimembranosus) to their insertions in the tibia and fibula. The name given to the…
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Hammer toe
A toe which has the middle joint permanently bent downwards. A condition in which a toe becomes deformed in such a way that it bends downward or becomes clenched like a claw. It is painful and causes a reduction in the person’s ability to move the toe, sometimes making it uncomfortable and difficult to walk…
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Hamartoma
A benign tumour containing tissue from any organ. Benign tumor consisting of an overgrowth of mature cells that normally occur in the affected part, but often with one element or type predominating. A benign (not cancerous) tumorlike growth consisting of normal mature cells in abnormal numbers or distribution. For example, a lung hamartoma contains normal…
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Halothane
A general anaesthetic that is given by inhalation. Aa potent general anesthetic administered by inhalation, used for inducing and maintaining anesthesia in all types of surgical operations. Reduced blood pressure and irregular heartbeat may occur during halothane anesthesia. A volatile liquid anaesthetic, used for many years as a potent inhalant anaesthetic. It provides smooth induction…
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Halo splint
A device used to keep the head and neck still so that they can recover from injury or an operation.
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Hallucinatory
Referring to a drug which causes hallucinations.
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Hallucinate
To have hallucinations.
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Hairy cell leukaemia
A form of leukaemia in which white blood cells have fine projections.
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Hair papilla
A part of the skin containing capillaries which feed blood to the hair. A projection of the dermis that is surrounded by the base of the hair bulb. It contains the capillaries that supply blood to the growing hair. A projection of the corium that extends into the hair bulb at the bottom of a…